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Finding the Fourth Proportional to 362,997.60, 500,948.84 and 199,661.02

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Solution

The fourth proportional to 362,997.60, 500,948.84 and 199,661.02 is: 275,538.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,997.60 : 500,948.84 = 199,661.02 : x
  2. Step 2: Convert to fraction form
    362,997.60/500,948.84 = 199,661.02/x
  3. Step 3: Cross multiply
    362,997.60x = 500,948.84 × 199,661.02
  4. Step 4: Simplify right side
    362,997.60x = 100,019,956,362.22
  5. Step 5: Solve for x
    x = 100,019,956,362.22/362,997.60
  6. Step 6: Final answer
    x = 275,538.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.